CORRECT ANSWERS 2025-2026
The operational quadrant between the left-or-right-side outriggers is - CORRECT ANSWER -over-
the-side
cranes are typically built to be - CORRECT ANSWER -longer than they are wide
in a multiple-crane lift, the crane with the greatest net capacity must always be - CORRECT
ANSWER -closest to the loads center of gravity
leverage is defined as - CORRECT ANSWER -the power applied to a lever to cause the load to
move
the quadrant that is located between the rear outriggers or crawlers in the rearward direction
of travel is known as - CORRECT ANSWER -over-the-rear
what dynamic occurs when a load is hoisted from a point other than directly over the load -
CORRECT ANSWER -pendulum effect
the sudden release of a load that causes a rapid change in effective load weight is called -
CORRECT ANSWER -acceleration
backward stability of a crane is affected by - CORRECT ANSWER -high boom angles and inclines
a loads center of gravity in relation to the tipping axis is affected by all of the following except -
CORRECT ANSWER -raising or lowering the load
, a cranes stability is affected by all of the following except - CORRECT ANSWER -centered lift
to find the parts of line, the operator - CORRECT ANSWER -
divides the suspended weight by the WLL of the hoist rope
a document that outlines all weight, rigging, and configuration requirements for a lift is a -
CORRECT ANSWER -lift plan
when a bundle of rebar is being lifted with two slings in a choker hitch, the sling eyes should
be threaded in the opposite direction to improve load stability - CORRECT ANSWER -false
adjustable lifting beams are limited by - CORRECT ANSWER -wire rope slings
spreader beams are tested at what percent of their rated capacity - CORRECT ANSWER -125
the formula for determining the WLL of a bridle hitch is - CORRECT ANSWER -
WLL = (W)(H/L)(2)
WLL = (one sling in a straight pull)(distance between hook and load/length of sling legs)(2)
a sling angle is considered hazardous if it less than degrees from horizontal -
CORRECT ANSWER -45
doubling the depth of a cribbing beam increases the WLL by a factor of - CORRECT ANSWER -
four
a test lift is recommended before - CORRECT ANSWER -a critical lift